b9c9bf4945
Sparse arrays and arrays containing undefined are now compared faster using assert.deepStrictEqual() or util.isDeepStrictEqual(). PR-URL: https://github.com/nodejs/node/pull/57619 Reviewed-By: Jordan Harband <ljharb@gmail.com> Reviewed-By: James M Snell <jasnell@gmail.com> Reviewed-By: Chemi Atlow <chemi@atlow.co.il> Reviewed-By: Colin Ihrig <cjihrig@gmail.com> Reviewed-By: Edy Silva <edigleyssonsilva@gmail.com> Reviewed-By: Trivikram Kamat <trivikr.dev@gmail.com> Reviewed-By: Rafael Gonzaga <rafael.nunu@hotmail.com> Reviewed-By: Benjamin Gruenbaum <benjamingr@gmail.com>
72 lines
1.9 KiB
JavaScript
72 lines
1.9 KiB
JavaScript
'use strict';
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const common = require('../common.js');
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const { deepEqual, deepStrictEqual, notDeepEqual, notDeepStrictEqual } =
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require('assert');
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const bench = common.createBenchmark(main, {
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n: [1e3],
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len: [1e4],
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strict: [1],
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method: [
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'deepEqual_Array',
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'notDeepEqual_Array',
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'deepEqual_sparseArray',
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'notDeepEqual_sparseArray',
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'deepEqual_Set',
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'notDeepEqual_Set',
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],
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});
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function run(fn, n, actual, expected) {
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bench.start();
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for (let i = 0; i < n; ++i) {
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fn(actual, expected);
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}
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bench.end(n);
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}
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function main({ n, len, method, strict }) {
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let actual = Array.from({ length: len }, (_, i) => i);
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// Contain one undefined value to trigger a specific code path
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actual[0] = undefined;
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let expected = actual.slice(0);
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if (method.includes('not')) {
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expected[len - 1] += 1;
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}
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switch (method) {
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case 'deepEqual_sparseArray':
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case 'notDeepEqual_sparseArray':
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actual = new Array(len);
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for (let i = 0; i < len; i += 2) {
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actual[i] = i;
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}
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expected = actual.slice(0);
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if (method.includes('not')) {
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expected[len - 2] += 1;
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run(strict ? notDeepStrictEqual : notDeepEqual, n, actual, expected);
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} else {
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run(strict ? deepStrictEqual : deepEqual, n, actual, expected);
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}
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break;
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case 'deepEqual_Array':
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run(strict ? deepStrictEqual : deepEqual, n, actual, expected);
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break;
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case 'notDeepEqual_Array':
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run(strict ? notDeepStrictEqual : notDeepEqual, n, actual, expected);
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break;
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case 'deepEqual_Set':
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run(strict ? deepStrictEqual : deepEqual,
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n, new Set(actual), new Set(expected));
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break;
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case 'notDeepEqual_Set':
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run(strict ? notDeepStrictEqual : notDeepEqual,
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n, new Set(actual), new Set(expected));
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break;
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default:
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throw new Error(`Unsupported method "${method}"`);
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}
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}
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